Physics, 24.04.2020 16:26 semajac11135
Two stretched cables both experience the same stress. The first cable has a radius of 3.2x10-3 m, and is subject to a stretching force of 250 N. The radius of the second cable is 5.2x10-3 m. Determine the stretching force on the second cable.
Answers: 3
Physics, 21.06.2019 18:10
Keneila is attempting to ski down a 20 m high friction free hill for the first time. she has a speed 10 m/s at the top. what is her kinetic energy when she is a the bottom, 20 m ? (a)2500 j (b)9800 j (c)12300 j (d)3100j (e)15000j
Answers: 2
Physics, 22.06.2019 12:00
Ihave a density of 1.61g/cm^3 and a mass of 28g. find the missing value
Answers: 1
Physics, 22.06.2019 13:40
An ideal otto cycle has a compression ratio of 10.5, takes in air at 90 kpa and 40°c, and is repeated 2500 times per minute. using constant specific heats at room temperature, determine the thermal efficiency of this cycle and the rate of heat input if the cycle is to produce 90 kw of power.
Answers: 2
Two stretched cables both experience the same stress. The first cable has a radius of 3.2x10-3 m, an...
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